IRQ: Maintain regs pointer globally rather than passing to IRQ handlers

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / usb / host / ehci-sched.c

diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index e5e9c653c90725ea99d54e5c40c4d3dd0753f01f..65c402a0fa7a10d92e06035eb52c02afc408a075 100644 (file)
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -1553,8 +1553,7 @@ itd_link_urb (
 static unsigned
 itd_complete (
        struct ehci_hcd *ehci,
-       struct ehci_itd *itd,
-       struct pt_regs  *regs
+       struct ehci_itd *itd
 ) {
        struct urb                              *urb = itd->urb;
        struct usb_iso_packet_descriptor        *desc;
@@ -1613,7 +1612,7 @@ itd_complete (
 
        /* give urb back to the driver ... can be out-of-order */
        dev = urb->dev;
-       ehci_urb_done (ehci, urb, regs);
+       ehci_urb_done (ehci, urb);
        urb = NULL;
 
        /* defer stopping schedule; completion can submit */
@@ -1930,8 +1929,7 @@ sitd_link_urb (
 static unsigned
 sitd_complete (
        struct ehci_hcd         *ehci,
-       struct ehci_sitd        *sitd,
-       struct pt_regs          *regs
+       struct ehci_sitd        *sitd
 ) {
        struct urb                              *urb = sitd->urb;
        struct usb_iso_packet_descriptor        *desc;
@@ -1978,7 +1976,7 @@ sitd_complete (
 
        /* give urb back to the driver */
        dev = urb->dev;
-       ehci_urb_done (ehci, urb, regs);
+       ehci_urb_done (ehci, urb);
        urb = NULL;
 
        /* defer stopping schedule; completion can submit */
@@ -2065,8 +2063,7 @@ sitd_submit (struct ehci_hcd *ehci, struct urb *urb, gfp_t mem_flags)
 static inline unsigned
 sitd_complete (
        struct ehci_hcd         *ehci,
-       struct ehci_sitd        *sitd,
-       struct pt_regs          *regs
+       struct ehci_sitd        *sitd
 ) {
        ehci_err (ehci, "sitd_complete %p?\n", sitd);
        return 0;
@@ -2077,7 +2074,7 @@ sitd_complete (
 /*-------------------------------------------------------------------------*/
 
 static void
-scan_periodic (struct ehci_hcd *ehci, struct pt_regs *regs)
+scan_periodic (struct ehci_hcd *ehci)
 {
        unsigned        frame, clock, now_uframe, mod;
        unsigned        modified;
@@ -2131,7 +2128,7 @@ restart:
                                temp.qh = qh_get (q.qh);
                                type = Q_NEXT_TYPE (q.qh->hw_next);
                                q = q.qh->qh_next;
-                               modified = qh_completions (ehci, temp.qh, regs);
+                               modified = qh_completions (ehci, temp.qh);
                                if (unlikely (list_empty (&temp.qh->qtd_list)))
                                        intr_deschedule (ehci, temp.qh);
                                qh_put (temp.qh);
@@ -2169,7 +2166,7 @@ restart:
                                *hw_p = q.itd->hw_next;
                                type = Q_NEXT_TYPE (q.itd->hw_next);
                                wmb();
-                               modified = itd_complete (ehci, q.itd, regs);
+                               modified = itd_complete (ehci, q.itd);
                                q = *q_p;
                                break;
                        case Q_TYPE_SITD:
@@ -2185,7 +2182,7 @@ restart:
                                *hw_p = q.sitd->hw_next;
                                type = Q_NEXT_TYPE (q.sitd->hw_next);
                                wmb();
-                               modified = sitd_complete (ehci, q.sitd, regs);
+                               modified = sitd_complete (ehci, q.sitd);
                                q = *q_p;
                                break;
                        default: